Number of (n+1) X (3+1) 0..6 arrays with every 2 X 2 subblock having its diagonal sum differing from its antidiagonal sum by 2, with no adjacent elements equal (constant-stress tilted 1 X 1 tilings).
A234994
Number of (n+1) X (3+1) 0..6 arrays with every 2 X 2 subblock having its diagonal sum differing from its antidiagonal sum by 2, with no adjacent elements equal (constant-stress tilted 1 X 1 tilings).
Terms
- a(0) =5280a(1) =32256a(2) =222672a(3) =1843956a(4) =16100096a(5) =147975544a(6) =1383273540a(7) =13136508448a(8) =125711250208
External references
- oeis: A234994